【摘要】 研究了工程中常用的三维实体元素与平板壳元素的组合及应用，给出了解决节点物理自由度不连续问题的刚度叠加法，该法可将一个复杂的结构离散成比较合理、便于设计的结构力学模型．更多还原

【Abstract】 The combination of three-dimensional solid finite elements and plate ones are studied which are often used in engineering,as well as its applications Moreover,a stiff superposition method for solving the problem of uncontinuity in degree of physical freedom on nodes is given,which makes a complex structure descrete to a physical model which is reasonable and easy to design更多还原